- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 13/00 - Accessories for placing or removing piles or bulkheads
Patent holdings for IPC class E02D 13/00
Total number of patents in this class: 185
10-year publication summary
|
15
|
13
|
10
|
16
|
13
|
13
|
15
|
20
|
21
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHC Holland IE B.V. | 265 |
14 |
| Ojjo, Inc. | 118 |
11 |
| Hubbell Incorporated | 3283 |
6 |
| American Piledriving Equipment, Inc. | 64 |
6 |
| IHC Iqip Holding B.V. | 23 |
6 |
| Iqip Holding B.V. | 56 |
6 |
| Junttan Oy | 38 |
4 |
| Karl-Heinz Elmer | 6 |
4 |
| Movax Oy | 12 |
4 |
| Nippon Telegraph and Telephone Corporation | 17367 |
3 |
| Delta SubSea LLC | 27 |
3 |
| Geopier Foundation Company, Inc. | 145 |
3 |
| Saudi Arabian Oil Company | 13263 |
3 |
| Soletanche Freyssinet | 481 |
3 |
| China Harbour Engineering Company Ltd. | 62 |
3 |
| Arnold Jäger Holding GmbH | 71 |
2 |
| Bauer Maschinen GmbH | 226 |
2 |
| Bauer Spezialtiefbau GmbH | 112 |
2 |
| ConocoPhillips Company | 1676 |
2 |
| Itrec B.V. | 503 |
2 |
| Other owners | 96 |